12 Pack 3" Spring Door Stop Brass Plated Door Stoppers Wall Baseboard Screw In by Butler in the Home 3" Spring door stop with sharply pointed drive screw and stud from BUTLER IN THE HOME! Each door stop has non-mar rubber tip USAGE: Keeps door and knob from hitting wall. DIRECTIONS: Drill a 3/32" pilot hole roughly the length of the screw. Before applying, lubricate screw with soap or grease. Screw stop into wall. You get 12 spring door stops with your purchase today!